Recently,a manager for a major retailer computed the following seasonal indexes:
The manager then developed the following least squares trend model based on the past five years of quarterly data: = 200 + 11.5t.Based on this,the seasonally adjusted forecast for quarter 25,which is the winter quarter,is 489.11

Question

Recently,a manager for a major retailer computed the following seasonal indexes:
  The manager then developed the following least squares trend model based on the past five years of quarterly data:  = 200 + 11.5t.Based on this,the seasonally adjusted forecast for quarter 25,which is the winter quarter,is 489.11

Quizplus · Accepted Answer

The Answer of Recently,a manager for a major retailer computed the following seasonal indexes:
  The manager then developed the following least squares trend model based on the past five years of quarterly data:  = 200 + 11.5t.Based on this,the seasonally adjusted forecast for quarter 25,which is the winter quarter,is 489.11

Recently,a Manager for a Major Retailer Computed the Following Seasonal